Underdog: Season 3
This season started on January 15, 1966. The table lists episodes with recorded air dates up to September 28, 2026.
| Ep | Title and air date | My place |
|---|---|---|
| 1 | Underdog vs. Overcat, Part 1 · 5 min | |
| 2 | Underdog vs. Overcat, Part 2 · 5 min | |
| 3 | Underdog vs. Overcat, Part 3 · 5 min | |
| 4 | Underdog vs. Overcat, Part 4 · 5 min | |
| 5 | The Big Dipper, Part 1 · 5 min | |
| 6 | The Big Dipper, Part 2 · 5 min | |
| 7 | The Big Dipper, Part 3 · 5 min | |
| 8 | The Big Dipper, Part 4 · 5 min | |
| 9 | Just in Case, Part 1 · 5 min | |
| 10 | Just In Case, Part 2 · 5 min | |
| 11 | Just In Case, Part 3 · 5 min | |
| 12 | Just In Case, Part 4 · 5 min | |
| 13 | The Marbleheads, Part 1 · 5 min | |
| 14 | The Marbleheads, Part 2 · 5 min | |
| 15 | The Marbleheads, Part 3 · 5 min | |
| 16 | The Marbleheads, Part 4 · 5 min | |
| 17 | Simon Says, Be my Valentine, Part 1 · 5 min | |
| 18 | Simon Says 'Be My Valentine', Part 2 · 5 min | |
| 19 | Simon Says 'Be My Valentine', Part 3 · 5 min | |
| 20 | Simon Says 'Be My Valentine', Part 4 · 5 min | |
| 21 | Round and Round, Pt 1 · 5 min | |
| 22 | Round and Round, Pt 2 · 5 min | |
| 23 | Round and Round, Pt 3 · 5 min | |
| 24 | Round and Round, Pt 4 · 5 min | |
| 25 | A New Villain, Part 1 · 5 min | |
| 26 | A New Villain, Part 2 · 5 min | |
| 27 | A New Villain, Part 3 · 5 min | |
| 28 | A New Villain, Part 4 · 5 min | |
| 29 | Batty Man, Part 1 · 5 min | |
| 30 | Batty Man, Part 2 · 5 min | |
| 31 | Batty Man, Part 3 · 5 min | |
| 32 | Batty Man, Part 4 · 5 min | |
| 33 | The Vacuum Gun, Part 1 · 5 min | |
| 34 | The Vacuum Gun, Part 2 · 5 min | |
| 35 | The Vacuum Gun, Part 3 · 5 min | |
| 36 | The Vacuum Gun, Part 4 · 5 min | |
| 37 | Phoney Booths, Part 1 · 5 min | |
| 38 | Phoney Booths, Part 2 · 5 min | |
| 39 | Phoney Booths, Part 3 · 5 min | |
| 40 | Phoney Booths, Part 4 · 5 min |
